Add translation catalog compilation commands to install Makefile directives.

 * CHANGE Makefile directives 'install' and 'force-install' to recompile the
   completed translations before actually installing the package.
Run gen_bridge_descriptors in a non-privileged env.
Fix whitespace in gen_bridge_descriptors script.

 * REMOVE one EOL whitespace, a blankline with extra whitespace.
 * FIX a tab before a space.
Merge branch 'hotfix/9937-desc-gen_fix-tabs' into develop